Hood Exhaust - Hisense HMO173SR Installation Instructions Manual

HOOD EXHAUST

NOTE: Read these next two pages only if you plan to vent your exhaust to the
outside. If you plan to recirculate the air back into the room,proceed to page 6.
OUTSIDE TOP EXHAUST (EXAMPLE ONLY)
The following chart describes an example of one possible ductwork in stallation.
DUCT PIECES
Equivalen lengths of duct pieces are based on
actual tests and reflect requirement for good
venting performance with any vent hood.
* IMPORTANT: If a rectangular-to -round transition adaptor is used, the bottom corners
of the damper will have to be cut to fit, using the tin snips, in order to allow free
movement of the damper.
OUTSIDE BACK EXHAUST (EXAMPLE ONLY)
The following chart describes an example of one possible ductwork in stallation.
DUCT PIECES
Equivalen lengths of duct pieces are based on
actual tests and reflect requirement for good
venting performance with any vent hood.
NOTE: For back exhaust, case should be taken to align exhaust with space between studs,
or wall should be prepared at the time it is constructed by leaving enough space between
the wall studs to accommodate exhaust.
4
General information
Roof Cap
12 Ft. Straight
( 6"Duct Round )
Rectangular-to-
Round Transition
Adaptor *
Wall Cap
3 Ft. Straight
Duct (3..." x 10"
Rectangular)
90° Elbow
EQUIVALENT NUMBER x
LENGTH USED
24 Ft. x
12 Ft. x
5 Ft. x
Total Length
EQUIVALENT NUMBER
LENGTH* USED
x
40 Ft. x
3 Ft. x
10 Ft. x
Total Length
EQUIVALENT
=
LENGTH
(1) = 24 Ft.
(1) = 12 Ft.
(1) = 5 Ft.
= 41 Ft.
EQUIVALENT
LENGTH
=
(1) = 40 F t.
(1) = 3 Ft.
(2) = 2 0 Ft.
= 63 F t.